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Add KVOController for self-observing: KVOControllerForSelf #131
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@nlutsenko what do you think? |
nlutsenko
suggested changes
Aug 5, 2017
FBKVOController/FBKVOController.h
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| @@ -76,7 +82,7 @@ typedef void (^FBKVONotificationBlock)(id _Nullable observer, id object, NSDicti | |||
| @return The initialized KVO controller instance. | |||
| @discussion Use retainObserved = NO when a strong reference between controller and observee would create a retain loop. When not retaining observees, special care must be taken to remove observation info prior to observee dealloc. | |||
| */ | |||
| - (instancetype)initWithObserver:(nullable id)observer retainObserved:(BOOL)retainObserved NS_DESIGNATED_INITIALIZER; | |||
| - (instancetype)initWithObserver:(nullable id)observer storeType:(FBKVOControllerObjectStoreType)storeType NS_DESIGNATED_INITIALIZER; | |||
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It is quite important not to change the public API, since there might be folks still using it.
How about we deprecate the existing method, but still make it work and add this one as a new method?
FBKVOController/FBKVOController.h
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| @@ -52,6 +52,12 @@ extern NSString *const FBKVONotificationKeyPathKey; | |||
| */ | |||
| typedef void (^FBKVONotificationBlock)(id _Nullable observer, id object, NSDictionary<NSKeyValueChangeKey, id> *change); | |||
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| typedef NS_ENUM(NSUInteger, FBKVOControllerObjectStoreType) { | |||
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Please add documentation for the ENUM and all constants here.
| Use this version when a strong reference between controller and observed object would create a retain cycle. | ||
| When not retaining observed objects, special care must be taken to remove observation info prior to deallocation of the observed object. | ||
| */ | ||
| @property (nonatomic, strong) FBKVOController *KVOControllerForSelf; |
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Sure we need to unobserve manually in dealloc.